BASIC CIVIL AND MECHANICAL ENGINEERING (BCM) QUESTION PAPER NOV/DEC 2011

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Common to B.E./B.Tech. (EEE/ECE/CSE/IT/BIO-MEDI/E & I/ICE)

Second Semester

185204 — BASIC CIVIL AND MECHANICAL ENGINEERING

(Regulation 2010)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A — (10 ´ 2 = 20 marks)

1. Define surveying.

2. List out the uses of cement.
3. How floors are classified based on the floor finish?
4. What are the functions of the foundation?
5. State the functions of air pre heater and condenser.
6. Mention the difference in principle of a centrifugal pump and reciprocating pump.
7. How IC engines are classified?
8. List the demerits of a two stroke cycle engine.
9. Define “ton ‘of refrigeration.
10. Name any four refrigerants.

PART B — (5 ´ 16 = 80 marks)

11. (a) (i) What are the engineering properties of good building stones? (10)
(ii) List out the various uses of stones. (6)

Or

(b) (i) State the composition of brick earth to make good quality bricks? (6)
(ii) What are the qualities of good bricks? (10)
12. (a) (i) What is a bond? Explain the different types of bonds in brick
masonry. (10)
(ii) Compare brick and stone masonry. (6)

Or

(b) Write short notes on the following :
(i) Raft or mat foundation
(ii) Marble flooring
(iii) Purpose of dams
(iv) Linoleum flooring. (4 ´ 4 = 16)
13. (a) Sketch the schematic arrangement of a diesel power plant and explain its
working. (16)

Or

(b) Discuss the merits and demerits of nuclear power plants. (16)
14. (a) Explain the working of a four stroke diesel engine with a neat sketch. (16)

Or

(b) What are the differences between two stroke and four stroke engines? (16)
15. (a) Explain with a neat sketch the construction and working of vapour compression refrigeration system. (16)

Or

(b) Draw the layout of an air conditioner and explain the principle of operation. (16)